Gout in chicken

Gout in poultry | Postmortem Findings

Postmortem Findings

We have already discussed the casual agents & etiology and clinical signs of gout in poultry. But, We are going to elucidate postmortem findings of gout in poultry.

It obviously needs a diagnosis of gout in poultry. Without performing postmortem, we can not differentiate actually etiology of gout in poultry.

Organs Identifying In Postmortem Findings

Postmortem findings of gout in poultry is a  non-specific organ to organs. It means postmortem lesions are seen in multiple organs including kidneys. Identifying of deposition of uric acid in various organs is a key point of postmortem findings in a gout of poultry.

but one system of poultry severely affected and it is considered to be more specific which is a kidney.

Other internal organs for instance air sac, heart, liver, gizzard, peritoneum, small and large intestine are affected fully in some cases. Besides, in some others cases urate deposit in few organs including kidney.

Lesion Types of postmortem findings

It is basically divided into two types to identifying the lesion properly in a naked eye in the field during the postmortem of gout in poultry.

1. Visceral Urate Deposition

In the case of poultry Visceral gout defined as a visceral urate deposition in the visceral organs. There are multiple organs are involved urate deposition in Gastro-intestinal and urinary system.

besides, two system, the lower respiratory tract is affected such as the air sac and a cardiovascular system like the heart also affected.

gout in poultry
At primary stages, the kidney became yellow-whitish and ureter double in size

gout in poultry
in second Stage, lobulation of kidney starting to redned due to congestion of blood by the excessive deposition urate in the kidney.

gout in poultry
In severe condition, whitish chalky materials called uric acid highly deposited with redned kidney tissue which easily separated by a naked eye during necropsy.

gout in poultry
Urate deposition in the heart and air sac

gout in poultry
Uric acid Deposition on epicardium and pericardium in the heart of poultry

gout in poultry
Uric acid Deposition on the epicardium in the heart of poultry

gout in poultry
whitish chalky materials called uric acid deposited on the liver surface

gout in poultry
Whitish chalky materials called uric acid deposited on the gizzard surface

2. Articular Urate Deposition

It is is a sporadic problem of little economic importance in poultry. the periarticular tissue is white due to urate deposition, and white semi-fluid deposits of urates may be found.

Articular gout in chicken
gout in poultry

Articular Urate Deposition in joint in poultry

In chronic cases, urate precipitates also can be observed in the comb, wattles, trachea, etc.

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